Polyamide from aromatic phosphorus containing diamine
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United States of America Patent
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-
Nov 11, 1980
Issued Date -
N/A
app pub date -
May 9, 1978
filing date -
Jan 27, 1975
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to novel aromatic and araliphatic polymers and copolymers based on phosphoric acid and thiophosphoric acid amides, esters and thioesters, to monomers for the production of these and to various products prepared from such polymers and copolymers, such as films, membranes, fibers and shaped objects.
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